Audi 4000 Quattro still problems with windows

[David Vanden]

I am still having problems.  Does anyone have the radiator cooling fan for
a 1987 Audi 4000 Quattro in good electrical shape?  Does anyone have an
expansion tank for that car in good shape?

Sincerely,
David

On Sun, Jul 26, 2015 at 12:06 AM, David Vanden <dvanden46 at gmail.com> wrote:

> I need the expansion tank for a 1987 Audi 4000 Quattro and a radiator
> cooling fan that is in good shape. Does anyone have any suggestion?
>
> Sincerely,
> David Vanden
>
>
>
> On Fri, May 8, 2015 at 7:48 PM, Jan Pinkowish <jpinkowish at comcast.net>
> wrote:
>
>> As Huw indicates, you are looking for the thermofuse that protects the
>> windows and sunroof.
>> It is a small rectangular silver can measuring 1/4 x 5/8 x 7/8 and is
>> located right on top of one of the relays in the auxillary relay panel.
>> Gently bend aside the the plastic safety holding in the fuse and remove the
>> fuse.
>>
>> Part number is 443 937 105.  It is a 20amp 12v fuse.  A bijillion Audi/VW
>> cars use it, so should be available from the dealer for about $10.
>> Either the fuse itself is borked and opening after 20-30 sec, or
>> something is causing the fuse to open.
>>
>> I would first replace the fuse.  If problem not solved, then you can
>> follow Huw's troubleshooting advice.
>>
>> BTW, the power window wiring diagrams for '87 4kq are on Bentley 97.287
>> -- 288.  The thermofuse is designated "S43" on pg. 287.  Pages 97.266 --
>> 268 give you relay layouts, list current tracks for major components, and
>> tell you the locations of connectors and grounding points.  Too bad it
>> doesn't mention where to find the thermofuse.
>>
>> HTH.
>>
>> Jan Pinkowish
>> '85 4ksq
>>
>> --------------------------------------
>> Message: 1
>> Date: Fri, 8 May 2015 02:16:00 +0000
>> From: <dvanden46 at gmail.com>
>> Subject: Audi 4000 Quattro still problems with windows
>> Well I think I located the auxillary fuse relay panel (under the dash at
>> the driver’s knees).  I pulled out each relay and none of them shut off the
>> windows for the first 20 seconds that they work.  So I still have no idea
>> what is affecting the power windows or where it is.  I have a Bentley
>> manual but I really don’t know how to read the wiring diagrams.  I do not
>> comprehend diagrams nearly as well as I do words.    If anyone has any
>> further advice, please let me know.
>> Message: 3
>> Date: Fri, 08 May 2015 00:15:20 -0400
>> From: Huw Powell <audi at humanspeakers.com>
>> To: quattro at audifans.com
>> Subject: Re: Audi 4000 Quattro still problems with windows
>>
>> Read my description.  You're not looking for a relay, it's a circuit
>> breaker (maybe).
>>
>> You can also try pulling the window switch panel and disconnecting the
>> switches one at a time to see if it isolates a problem window
>> motor/circuit.
>>
>> At the throttle body end of the accel. cable.  There a plastic bit with
>> grooves around it and a metal clip that can be removed and put back on a
>> different groove to take out the slack (they aren't threads).  If there
>> is still slack take it apart and add some washers or a plastic bushing.
>>   Try not to break the rusty old metal clip.
>>
>> - Huw
>>
>> audi.humanspeakers.com
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>
>
>